Product comparison · 2 server barebones

ASUS RS520-E9-RS12 Intel® C621 LGA 3647 (Socket P) Rack (2U) Black, Stainless steel vs GIGABYTE R181-Z91 server barebone AMD SoC Socket SP3 Rack (1U)

37specifications compared
22differ
15identical
29known for one product only

Key differences

Motherboard chipset
- RS520-E9-RS12 Intel® C621 LGA 3647 (Socket P) Rack (2U) Black, Stainless steel:Intel® C621
- R181-Z91 server barebone AMD SoC Socket SP3 Rack (1U):AMD SoC
Processor socket
- RS520-E9-RS12 Intel® C621 LGA 3647 (Socket P) Rack (2U) Black, Stainless steel:LGA 3647 (Socket P)
- R181-Z91 server barebone AMD SoC Socket SP3 Rack (1U):Socket SP3
Processor family
- RS520-E9-RS12 Intel® C621 LGA 3647 (Socket P) Rack (2U) Black, Stainless steel:Intel® Xeon®
- R181-Z91 server barebone AMD SoC Socket SP3 Rack (1U):AMD EPYC
Number of DIMM slots
- RS520-E9-RS12 Intel® C621 LGA 3647 (Socket P) Rack (2U) Black, Stainless steel:16
- R181-Z91 server barebone AMD SoC Socket SP3 Rack (1U):24
Maximum internal memory
- RS520-E9-RS12 Intel® C621 LGA 3647 (Socket P) Rack (2U) Black, Stainless steel:2 TB
- R181-Z91 server barebone AMD SoC Socket SP3 Rack (1U):1.53 TB
Supported RDIMM clock speeds
- RS520-E9-RS12 Intel® C621 LGA 3647 (Socket P) Rack (2U) Black, Stainless steel:2400,2666 MHz
- R181-Z91 server barebone AMD SoC Socket SP3 Rack (1U):2133,2400,2666 MHz
Number of storage drives supported
- RS520-E9-RS12 Intel® C621 LGA 3647 (Socket P) Rack (2U) Black, Stainless steel:14
- R181-Z91 server barebone AMD SoC Socket SP3 Rack (1U):10
Storage drive sizes supported
- RS520-E9-RS12 Intel® C621 LGA 3647 (Socket P) Rack (2U) Black, Stainless steel:2.5,3.5"
- R181-Z91 server barebone AMD SoC Socket SP3 Rack (1U):2.5"

Side by side

Differences highlightedShow differences only

Comparison of RS520-E9-RS12, R181-Z91
66 specifications	A ASUS RS520-E9-RS12 Intel® C621 LGA 3647 (Socket P) Rack (2U) Black, Stainless steel Model RS520-E9-RS12 View product	B GIGABYTE R181-Z91 server barebone AMD SoC Socket SP3 Rack (1U) Model R181-Z91 View product
Processor3 differ
Motherboard chipsetDiffers	Intel® C621	AMD SoC
Processor socketDiffers	LGA 3647 (Socket P)	Socket SP3
Processor familyDiffers	Intel® Xeon®	AMD EPYC
Compatible processor seriesKnown for one	Unknown — not stated by the source	Intel® Xeon®
Memory3 differ
Number of DIMM slotsDiffers	16	24
Maximum internal memoryDiffers	2 TB	1.53 TB
Supported RDIMM clock speedsDiffers	2400,2666 MHz	2133,2400,2666 MHz
Memory voltageKnown for one	Unknown — not stated by the source	1.2 V
ECCKnown for one	Unknown — not stated by the source	Yes
Storage3 differ
Number of storage drives supportedDiffers	14	10
Storage drive sizes supportedDiffers	2.5,3.5"	2.5"
Supported storage drive typesKnown for one	Unknown — not stated by the source	HDD & SSD
Supported storage drive interfacesDiffers	M.2, Serial ATA III	Serial Attached SCSI (SAS), Serial ATA III
Number of 2.5" baysKnown for one	2	Unknown — not stated by the source
Number of 3.5" baysKnown for one	12	Unknown — not stated by the source
Graphicsidentical
On-board graphics card memoryKnown for one	64 MB	Unknown — not stated by the source
Network2 differ
Ethernet interface typeDiffers	Fast Ethernet, Gigabit Ethernet	Gigabit Ethernet
Ethernet LAN data ratesDiffers	10,100,1000 Mbit/s	1000 Mbit/s
LAN controllerKnown for one	Intel® I350-AM2	Unknown — not stated by the source
Ports & interfaces1 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	3
USB 2.0 ports quantityKnown for one	2	Unknown — not stated by the source
Expansion slots2 differ
PCI Express x8 (Gen 3.x) slotsDiffers	4	2
PCI Express x16 (Gen 3.x) slotsDiffers	2	3
PCI Express x8 slotsKnown for one	4	Unknown — not stated by the source
PCI Express x16 slotsKnown for one	2	Unknown — not stated by the source
Processor special featuresidentical
Intelligent Platform Management Interface (IPMI) supportKnown for one	Unknown — not stated by the source	Yes
Intel Rapid Storage Technology enterpriseKnown for one	Yes	Unknown — not stated by the source
Design2 differ
Chassis typeDiffers	Rack (2U)	Rack (1U)
LED indicatorsDiffers	HDD, Power, Reset	Yes
Reset buttonKnown for one	Unknown — not stated by the source	Yes
Fan diameterKnown for one	Unknown — not stated by the source	4 cm
Number of fansKnown for one	Unknown — not stated by the source	8 fan(s)
Redundant fans supportKnown for one	Unknown — not stated by the source	Yes
Product colourKnown for one	Black, Stainless steel	Unknown — not stated by the source
CertificationKnown for one	BSMI, CE, C-Tick, FCC(Class A)	Unknown — not stated by the source
Power1 differ
Power supplyDiffers	880 W	1200 W
Number of redundant power supplies installedKnown for one	Unknown — not stated by the source	2
80 PLUS certificationKnown for one	Unknown — not stated by the source	80 PLUS Platinum
AC input frequencyKnown for one	47 - 63 Hz	Unknown — not stated by the source
Input currentKnown for one	9.4 A	Unknown — not stated by the source
Operational conditions1 differ
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 80%
Storage relative humidity (H-H)Differs	20 - 90%	20 - 95%
Weight & dimensions4 differ
DepthDiffers	444 mm	730 mm
HeightDiffers	88 mm	43.5 mm
WeightDiffers	24.6 kg	13 kg
WidthDiffers	615 mm	438 mm
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	588 mm
Package depthKnown for one	Unknown — not stated by the source	959 mm
Package heightKnown for one	Unknown — not stated by the source	248 mm
Package weightKnown for one	30.1 kg	Unknown — not stated by the source
Featuresidentical
Compatible operating systemsKnown for one	Windows® Server 2016 Windows® Server 2012 R2 RedHat® Enterprise Linux SuSE® Linux Enterprise Server CentOS Ubuntu VMware Citrix XenServer Fedora	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

More server barebone comparisons

All server barebone comparisons